watchOS 4.2

watchOS

Version

4.2

Build ID

15S5102b

File Size

1.57 GB

Release Date

2017-11-17T18:17:54Z

Update Type

Normal release

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 3 (38mm, LTE) →

About This Update

watchOS 4.2 (build 15S5102b) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm, LTE), released on 2017-11-17T18:17:54Z. The update package is 1.57 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be downloaded and applied on-device through Settings.

The OTA payload file is 65c37985137008db36fe7479af0450681837f928.zip.

Direct URL

http://appldnld.apple.com/watchos4.2seed/091-47533-20171117-B184F3EA-CA41-11E7-881C-5FAC674CD23E/com_apple_MobileAsset_SoftwareUpdate/65c37985137008db36fe7479af0450681837f928.zip